abortsignal.html - mozsearch

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This WPT test may be referenced by the following Test IDs:
- /close-watcher/abortsignal.html - WPT Dashboard Interop Dashboard

<!doctype html>

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<script src="/resources/testdriver.js"></script>

<script src="/resources/testdriver-vendor.js"></script>

<script src="/resources/testdriver-actions.js"></script>

<script src="resources/helpers.js"></script>

<body>

<script>

// TODO(domenic): maybe update createRecordingCloseWatcher() to allow passing args and use it?

test(() => {

  let watcher = new CloseWatcher({ signal: AbortSignal.abort() });

  let oncancel_called = false;

  let onclose_called = false;

  watcher.oncancel = () => oncancel_called = true;

  watcher.onclose = () => onclose_called = true;

  watcher.requestClose();

  assert_false(oncancel_called);

  assert_false(onclose_called);

}, "already-aborted AbortSignal then requestClose() fires no events");

test(() => {

  let controller = new AbortController();

  let watcher = new CloseWatcher({ signal: controller.signal });

  let oncancel_called = false;

  let onclose_called = false;

  watcher.oncancel = () => oncancel_called = true;

  watcher.onclose = () => onclose_called = true;

  controller.abort();

  watcher.requestClose();

  assert_false(oncancel_called);

  assert_false(onclose_called);

}, "abortController.abort() then requestClose() fires no events");

test(() => {

  let controller = new AbortController();

  let watcher = new CloseWatcher({ signal: controller.signal });

  let oncancel_call_count_ = 0;

  let onclose_call_count_ = 0;

  watcher.oncancel = () => oncancel_call_count_++;

  watcher.onclose = () => onclose_call_count_++;

  watcher.requestClose();

  controller.abort();

  assert_equals(oncancel_call_count_, 1);

  assert_equals(onclose_call_count_, 1);

}, "requestClose() then abortController.abort() fires only one close event");

promise_test(async () => {

  let watcher = new CloseWatcher({ signal: AbortSignal.abort() });

  let oncancel_called = false;

  let onclose_called = false;

  watcher.oncancel = () => oncancel_called = true;

  watcher.onclose = () => onclose_called = true;

  await sendCloseRequest();

  assert_false(oncancel_called);

  assert_false(onclose_called);

}, "already-aborted AbortSignal then Esc key fires no events");

promise_test(async t => {

  let controller = new AbortController();

  let watcher = new CloseWatcher({ signal: controller.signal });

  let oncancel_called = false;

  let onclose_called = false;

  watcher.oncancel = () => oncancel_called = true;

  watcher.onclose = () => onclose_called = true;

  controller.abort();

  await sendCloseRequest();

  assert_false(oncancel_called);

  assert_false(onclose_called);

}, "abortController.abort() then close via Esc key fires no events");

promise_test(async t => {

  let controller = new AbortController();

  let watcher = new CloseWatcher({ signal: controller.signal });

  let oncancel_call_count_ = 0;

  let onclose_call_count_ = 0;

  watcher.oncancel = () => oncancel_call_count_++;

  watcher.onclose = () => onclose_call_count_++;

  await sendCloseRequest();

  controller.abort();

  assert_equals(oncancel_call_count_, 1);

  assert_equals(onclose_call_count_, 1);

}, "Esc key then abortController.abort() fires only one close event");

test(t => {

  let controller = new AbortController();

  let watcher = new CloseWatcher({ signal: controller.signal });

  controller.abort();

  let watcher2 = new CloseWatcher();

  t.add_cleanup(() => watcher2.destroy());

}, "abortController.abort()ing a free CloseWatcher allows a new one to be created without a user activation");

promise_test(async t => {

  let controller = new AbortController();

  let watcher = new CloseWatcher({ signal: controller.signal });

  watcher.oncancel = () => { controller.abort(); }

  watcher.onclose = t.unreached_func("onclose");

  await test_driver.bless("give user activation so that cancel will fire", () => {

    watcher.requestClose();

});

}, "abortController.abort() inside oncancel");

test(t => {

  let controller = new AbortController();

  let watcher = new CloseWatcher({ signal: controller.signal });

  watcher.onclose = () => { controller.abort(); }

  watcher.requestClose();

}, "abortController.abort() inside onclose is benign");

</script>